<th width="100px">书名
    {if input('get.pub_sort') == null}
    <a href="javascript:;"  onclick="pub_sort(10)"><i class="fa fa-sort-amount-asc" aria-hidden="true"></i></a>
    {/if}

    {if input('get.pub_sort') == 10}
    <a href="javascript:;"  onclick="pub_sort(11)" ><i class="fa fa-sort-asc" aria-hidden="true"></i></a>
    {/if}

    {if input('get.pub_sort') == 11}
    <a href="javascript:;"  onclick="pub_sort(10)"><i class="fa fa-sort-desc" aria-hidden="true"></i></a>
    {/if}
</th>
